March 2024 in “Tissue and cell/Tissue & cell” Telomerase-positive cells are mainly in the bulb matrix and outer root sheath of hair follicles.
2 citations
,
August 1987 in “Analytical Biochemistry” A new method isolated previously undetected hair proteins rich in glycine and tyrosine.
419 citations
,
March 2005 in “Proceedings of the National Academy of Sciences” Hair-follicle stem cells can become neurons.
2 citations
,
December 2023 in “International Journal of Dermatology” A unique type of hair loss mimics another condition but has minimal inflammation and specific immune cells present.
1 citations
,
December 2017 in “JAMA Facial Plastic Surgery” Artificial hair implantation using scaffolds is possible and PHDPE is more biocompatible than ePTFE.
3 citations
,
July 2011 in “Hair transplant forum international” Extra safety steps are needed for older patients and those with heart disease having hair restoration surgery.
July 2010 in “British Journal of Dermatology” Hair loss in women may have multiple causes, and eyebrow regrowth possible with specific injections.
Hibiscus leaf extract in hair tonic promotes hair growth effectively.
1 citations
,
January 1963 in “The Anatomical Record” Glyceride levels in mouse skin are higher during hair growth.
51 citations
,
April 2013 in “Journal of Investigative Dermatology” Hair follicle stem cells rely on nearby blood vessels for their maintenance and function.
6 citations
,
January 2017 in “Journal of toxicologic pathology” Rabbit skin with active hair growth shows thicker, redder areas due to larger, more numerous hair follicles and increased blood vessels.
38 citations
,
November 2005 in “Journal of Investigative Dermatology Symposium Proceedings”
April 2018 in “Journal of Investigative Dermatology” Hair pattern in androgenetic alopecia overlaps with scalp and bone demarcations, with distinct gene profiles affecting susceptibility.
5 citations
,
January 2016 in “Genetics and Molecular Research” Researchers found 617 genes that behave differently in cashmere goat hair follicles, which could help understand hair growth.
3 citations
,
April 2020 in “Facial Plastic Surgery Clinics of North America” Beard hair transplantation is generally satisfying, requires 250-800 grafts, uses FUE to avoid scars, needs careful planning, has some risks, and hair regrowth starts after 4-6 months.
5 citations
,
June 2014 in “Pediatric dermatology” A baby girl grew extra hair from contact with her grandfather's hair medicine, but it went away after stopping exposure.
63 citations
,
November 1999 in “British journal of dermatology/British journal of dermatology, Supplement” Hair sensitivity to androgens is partly controlled by specific enzyme expressions in different hair areas.
2 citations
,
February 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
Hair transplantation can restore underarm hair after surgery, despite challenges.
January 2000 in “Europe PMC (PubMed Central)”
2 citations
,
January 2004 in “Sen i Gakkaishi” Human hair and nail proteins are unlikely to cause allergic reactions.
7 citations
,
November 1997 in “Reproduction Fertility and Development” Epidermal growth factor disrupts hair and gland formation in bandicoots.
17 citations
,
February 2022 in “Microscopy Research and Technique” Scanning electron microscopy and elemental analysis can help identify animal species by their hair patterns and elements.
39 citations
,
July 2005 in “Current medical research and opinion” Topical cream eflornithine 11.5% can slow hair growth and may help reduce hair removal frequency.
7 citations
,
July 2025 in “The Journal of Physiology” C-tactile nerves are sensitive to hair movement.
10 citations
,
August 2013 in “Experimental Dermatology” Hairless protein and putrescine regulate each other, affecting hair growth and skin balance.
7 citations
,
October 1992 in “PubMed” Sinus hair follicles in mammals have different nerve fiber types with species-specific patterns, especially in cats.
December 2006 in “Belarusian State Pedagogical University repository (Belarusian State Pedagogical University)” Synthetic hairs have side effects and need careful use.
19 citations
,
July 2011 in “Microscopy and Microanalysis” The hair follicle bulge is an important area for adult stem cells involved in hair growth and repair, with potential for medical use needing more research.
23 citations
,
January 2018 in “BMC genomics” Vimentin is involved in regulating the hair growth cycle in Inner Mongolian Cashmere goats.